Life Span
Perennial
Perennial
Type
Tender Perennial
Tree
Origin
Southern Africa
North America, United States, Northwestern United States, Alaska, California, Canada
Types
Perennial
-
Number of Varieties
5030
0
40000
👆🏻
Habitat
Desert, Mediterranean region, Subtropical climates, Temperate Regions
Lowland evergreen rainforest
USDA Hardiness Zone
8-104-7
0
99
👆🏻
AHS Heat Zone
10-8
7-1
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Clump-Forming
Pyramidal
Plant Size
Minimum Height
61.30 cm1,370.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm610.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Light Yellow, Brown
Yellow, Red, Coral
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Brown
Leaf Color in Spring
Green, Gray Green
Green, Dark Green
Leaf Color in Summer
Green, Gray Green
Dark Green
Leaf Color in Fall
Green, Gray Green
Dark Green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Grass like
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Indeterminate
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Maritime exposure, Salt water
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Any balanced general purpose fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Nematodes, Scale
-
Plant Tolerance
Drought
Maritime exposure, Salt water
Flowers
Showy
Insignificant
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Insects
Allergy
Skin irritation
-
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Ethnobotanic
Air purification, Prevent Soil Erosion, Shadow Tree
Plant Benefits
Medicinal Uses
-
Anodyne, Appetizer, Astringent
Part of Plant Used
Root
Flowers, Inner Bark, Sap
Other Uses
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Screening / Wind Break, Shade Trees
Botanical Name
DIETES bicolor
ALNUS rubra
Common Name
African iris, Fortnight lily
Oregon Alder, Red Alder
In Hindi
African Iris
red alder
In German
Afrikanische Iris
rot-Erle
In French
African Iris
aulne rouge
In Spanish
Iris africano
aliso rojo
In Greek
Αφρικανική Iris
κόκκινη σκλήθρα
In Portuguese
Iris africano
amieiro vermelho
In Polish
Afryki Iris
czerwony olcha
In Latin
African Iris
red alnus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Betulaceae
Genus
Dietes
Alnus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30035
1
27800
👆🏻